<template>
  <div class="search-box">
    <i class="icon-search"></i>
    <input class="box" ref="input" :placeholder="placeholder" v-model="keyword">
    <i class="icon-dismiss" v-show="keyword" @click="keyword = ''"></i>
  </div>
</template>

<script type='text/ecmascript-6'>
  import { debounce } from 'common/js/util'

  export default {
    props: {
      placeholder: {
        type: String,
        default: '搜索歌曲、歌手'
      }
    },
    data () {
      return {
        keyword: ''
      }
    },
    created () {
      this.$watch('keyword', debounce(newKeyword => {
        this.$emit('keyword', newKeyword)
      }, 300))
    },
    methods: {
      setKeyword (key) {
        this.keyword = key
      },
      blur () {
        this.$refs.input.blur()
      }
    }
  }
</script>

<style scoped lang='stylus' rel='stylesheet/stylus'>
  @import "~common/stylus/variable"

  .search-box
    display: flex
    align-items: center
    box-sizing: border-box
    width: 100%
    padding: 0 6px
    height: 40px
    background: $color-highlight-background
    border-radius: 6px
    .icon-search
      font-size: 24px
      color: $color-background
    .box
      flex: 1
      margin: 0 5px
      line-height: 18px
      background: $color-highlight-background
      color: $color-text
      font-size: $font-size-medium
      &::placeholder
        color: $color-text-d
    .icon-dismiss
      font-size: 16px
      color: $color-background
</style>
